EP0051955A3 - Porous body-implantable polytetrafluoroethylene composites - Google Patents

Porous body-implantable polytetrafluoroethylene composites Download PDF

Info

Publication number: EP0051955A3
Authority: EP; European Patent Office
Prior art keywords: implantable; porous body; composites; polytetrafluoroethylene; polytetrafluoroethylene composites
Prior art date: 1980-11-06
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP81305049A

Other versions

EP0051955B1 (en

EP0051955A2 (en

Inventor

Charles A. Homsy

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1980-11-06

Filing date

1981-10-26

Publication date

1982-07-21

1981-10-26 Application filed by Individual filed Critical Individual

1982-05-19 Publication of EP0051955A2 publication Critical patent/EP0051955A2/en

1982-07-21 Publication of EP0051955A3 publication Critical patent/EP0051955A3/en

1985-04-24 Application granted granted Critical

1985-04-24 Publication of EP0051955B1 publication Critical patent/EP0051955B1/en

Status Expired legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Transplantation (AREA)
Dermatology (AREA)
Medicinal Chemistry (AREA)
Oral & Maxillofacial Surgery (AREA)
Chemical Kinetics & Catalysis (AREA)
Epidemiology (AREA)
Life Sciences & Earth Sciences (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Materials For Medical Uses (AREA)

EP19810305049 1980-11-06 1981-10-26 Porous body-implantable polytetrafluoroethylene composites Expired EP0051955B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US20452880A	1980-11-06	1980-11-06
US204528		1980-11-06

Publications (3)

Publication Number	Publication Date
EP0051955A2 EP0051955A2 (en)	1982-05-19
EP0051955A3 true EP0051955A3 (en)	1982-07-21
EP0051955B1 EP0051955B1 (en)	1985-04-24

Family

ID=22758283

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19810305049 Expired EP0051955B1 (en)	1980-11-06	1981-10-26	Porous body-implantable polytetrafluoroethylene composites

Country Status (2)

Country	Link
EP (1)	EP0051955B1 (en)
DE (1)	DE3170170D1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4576608A (en) *	1980-11-06	1986-03-18	Homsy Charles A	Porous body-implantable polytetrafluoroethylene
US4657544A (en) *	1984-04-18	1987-04-14	Cordis Corporation	Cardiovascular graft and method of forming same
EP0352972A3 (en) *	1988-07-29	1991-01-02	BAXTER INTERNATIONAL INC. (a Delaware corporation)	Fiber-reinforced expanded fluoroplastic vascular grafts
DE4230339A1 (en) *	1992-09-10	1994-03-17	Man Ceramics Gmbh	Implant
US5609624A (en) *	1993-10-08	1997-03-11	Impra, Inc.	Reinforced vascular graft and method of making same
EP0950421B1 (en) *	1998-04-14	2006-10-18	Tranquil Prospects Ltd.	Implantable material and method for its preparation
US8814567B2 (en)	2005-05-26	2014-08-26	Zimmer Dental, Inc.	Dental implant prosthetic device with improved osseointegration and esthetic features
US8562346B2 (en)	2005-08-30	2013-10-22	Zimmer Dental, Inc.	Dental implant for a jaw with reduced bone volume and improved osseointegration features
CN102470195B (en)	2009-07-10	2014-07-23	百傲图科技有限公司	Devices and methods for tissue engineering
US9775721B2 (en)	2009-07-10	2017-10-03	Bio2 Technologies, Inc.	Resorbable interbody device
CN115609989B (en) *	2022-12-20	2023-03-28	四川省众望科希盟科技有限公司	Polytetrafluoroethylene sealing material with low friction coefficient and low wear
CN116162279B (en) *	2023-02-16	2024-06-07	罗摩材料(深圳)有限公司	Porous polyolefin and preparation method and application thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3992725A (en) *	1973-11-16	1976-11-23	Homsy Charles A	Implantable material and appliances and method of stabilizing body implants
US4118532A (en) *	1972-10-24	1978-10-03	Homsy Charles A	Implantable material and method of preparing same

1981
- 1981-10-26 DE DE8181305049T patent/DE3170170D1/en not_active Expired
- 1981-10-26 EP EP19810305049 patent/EP0051955B1/en not_active Expired

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4118532A (en) *	1972-10-24	1978-10-03	Homsy Charles A	Implantable material and method of preparing same
US3992725A (en) *	1973-11-16	1976-11-23	Homsy Charles A	Implantable material and appliances and method of stabilizing body implants

Also Published As

Publication number	Publication date
DE3170170D1 (en)	1985-05-30
EP0051955B1 (en)	1985-04-24
EP0051955A2 (en)	1982-05-19

Publication	Publication Date	Title
DE3379332D1 (en)	1989-04-13	Porous polytetrafluoroethylene material
GB2089851B (en)	1985-11-13	High conductivity material
GB2082156B (en)	1984-02-01	Solid electrolyte
JPS5779887A (en)	1982-05-19	Improved composite substance
JPS56103098A (en)	1981-08-17	Cargoohandling structure
JPS57132677A (en)	1982-08-17	Solid electrolyte
JPS57114023A (en)	1982-07-15	Bearing
GB2067682B (en)	1984-03-21	Bearings
DE3276853D1 (en)	1987-09-03	Porous membrane
GB2097486B (en)	1985-07-10	Bearings
JPS57114024A (en)	1982-07-15	Bearing
GB2082960B (en)	1984-04-26	Porous mouldings
DE3377288D1 (en)	1988-08-11	Porous ptfe material
DE3170170D1 (en)	1985-05-30	Porous body-implantable polytetrafluoroethylene composites
GB2073829B (en)	1983-10-19	Bearings
PH16401A (en)	1983-09-22	Coconut powder
GB2081257B (en)	1984-11-07	Biologically interesting compounds labeled with chlorotriazinyl-aminofluorescein
GB2075133B (en)	1983-09-14	Bearings
GB2068925B (en)	1984-02-01	Electrocatalyst
GB2074254B (en)	1984-05-02	Bearings
DE3275364D1 (en)	1987-03-12	Structural bearings
JPS5733266A (en)	1982-02-23	Bearing
JPS5587541A (en)	1980-07-02	Grateelike porous structure portion material
JPS56143300A (en)	1981-11-07	Foamable composition
GB2070155B (en)	1983-12-14	Bearings

Legal Events

Date	Code	Title	Description
1982-03-19	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1982-05-19	AK	Designated contracting states	Designated state(s): CH DE FR GB IT SE
1982-05-19	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1982-07-21	AK	Designated contracting states	Designated state(s): CH DE FR GB IT SE
1982-11-24	17P	Request for examination filed	Effective date: 19820920
1984-11-08	ITF	It: translation for a ep patent filed
1985-02-22	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1985-04-24	AK	Designated contracting states	Designated state(s): CH DE FR GB IT LI SE
1985-05-30	REF	Corresponds to:	Ref document number: 3170170 Country of ref document: DE Date of ref document: 19850530
1985-08-02	ET	Fr: translation filed
1986-02-25	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1986-02-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1986-04-16	26N	No opposition filed
1989-10-31	ITTA	It: last paid annual fee
1990-08-08	REG	Reference to a national code	Ref country code: GB Ref legal event code: 732
1990-09-21	REG	Reference to a national code	Ref country code: FR Ref legal event code: TP
1990-10-26	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19901026 Year of fee payment: 10
1991-02-15	REG	Reference to a national code	Ref country code: CH Ref legal event code: PUE Owner name: NOVAMED INC.
1991-02-28	REG	Reference to a national code	Ref country code: CH Ref legal event code: PUE Owner name: TRANQUIL PROSPECTS, LTD
1991-05-10	REG	Reference to a national code	Ref country code: FR Ref legal event code: TP
1991-10-27	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19911027
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1993-10-26	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19931026 Year of fee payment: 14
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1994-06-22	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19931026
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1995-11-10	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19951110 Year of fee payment: 15
1996-06-26	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19951026
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